#28AB4F
Closest named color: Medium Green (#39AD48). oklch(65.2% 0.172 148.4), rgb(40, 171, 79).
Aa
Black text reads best on this color (7.02:1).
About this color
#28AB4F is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.172 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Green (#39AD48), ΔE 0.013 away. Black text reads best on it, at 7.02:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.172) |
| Temperature | in between |
| Nearest name | Medium Green (#39AD48) |
| Black text | 7.02:1 |
| White text | 2.98:1 |
Values
| HEX | #28AB4F |
| RGB | rgb(40, 171, 79) |
| HSL | hsl(138, 62%, 41%) |
| OKLCH | oklch(65.2% 0.172 148.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #28AB4F | 2.98:1 | Fails | Lc -61.4 | Content text, not long reading |
| Black text on #28AB4F | 7.02:1 | AAA | Lc 48.0 | Large or bold text, headings |
| #28AB4F text on white | 2.98:1 | Fails | Lc 56.0 | Large or bold text, headings |
| #28AB4F text on black | 7.02:1 | AAA | Lc -45.8 | Large or bold text, headings |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F1F8F1
oklch(97.2% 0.012 145.5)
-
Step 100
100
#DFEFE1
oklch(93.6% 0.025 149.1)
-
Step 200
200
#C5E2C8
oklch(88.4% 0.047 148.1)
-
Step 300
300
#9BD0A3
oklch(80.9% 0.084 148.8)
-
Step 400
400
#5FB770
oklch(70.6% 0.134 148.4)
-
Step 500
500 (this color)
#28AB4F
oklch(65.2% 0.172 148.4)
-
Step 600
600
#008B38
oklch(55.6% 0.159 148.5)
-
Step 700
700
#00752E
oklch(49.1% 0.14 148.5)
-
Step 800
800
#006024
oklch(42.7% 0.122 148.4)
-
Step 900
900
#00501D
oklch(37.6% 0.108 148.5)
-
Step 950
950
#052F11
oklch(26.9% 0.07 148.6)
#28AB4F with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #AD9C47 | 0.137 |
| Deuteranopia (no green cones) | #9E9156 | 0.136 |
| Tritanopia (no blue cones) | #00A796 | 0.099 |
| Achromatopsia (no color) | #959595 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28AB4F
#28AB4F
oklch(65.2% 0.172 148.4)
- #C664C3
#C664C3
oklch(65.2% 0.171 328.5)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #28AB4F, closest first.
No curated palette has a color within ΔE 0.04 of #28AB4F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Green #39AD48 ΔE 0.013
- Mid Green #50A747 ΔE 0.023
- Shamrock #01B44C ΔE 0.028
- Jade Green #2BAF6A ΔE 0.032
- Kelly Green #02AB2E ΔE 0.034
- Dark Pastel Green #56AE57 ΔE 0.034
- Seaweed Green #35AD6B ΔE 0.035
- Grass #5CAC2D ΔE 0.040
Use #28AB4F in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.